/* 版心 */
.container {
	margin: 0 auto;
	width: 1200px;
}
/* 定位布局 */
.pr {
	position: relative;
}
.pa {
	position: absolute;
}
.fix {
	position: fixed;
}
/* flex布局 */
.flex-c-sb {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.flex-c-c {
	display: flex;
	justify-content: center;
	align-items: center;
}
.flec-sa {
	display: flex;
	justify-content: space-around;
}
.flex-sb {
	display: flex;
	justify-content: space-between;
}
.flex-w-sb {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}
.flex-se {
	display: flex;
	justify-content: space-evenly;
}
.flex-c-se {
	display: flex;
	align-items: center;
	justify-content: space-evenly;
}
.flex-w-sb-sb {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-content: space-between;
}
a {
	text-decoration: none;
	color: black;
}
/* 外边距 */
.mt {
	margin-top: 10px;
}
.mt-20 {
	margin-top: 20px;
}
.mt-30 {
	margin-top: 30px;
}
.mt-36 {
	margin-top: 36px;
}
.mt-40 {
	margin-top: 40px;
}
.mb-10 {
	margin-bottom: 10px;
}
/* 内边距 */
.pt-10 {
	padding-top: 10px;
}
.pt-100 {
	padding-top: 100px;
}
.pt-90 {
	padding-top: 90px;
}
.pt-40 {
	padding-top: 40px;
}
.pt-45 {
	padding-top: 45px;
}
.pt-19 {
	padding-top: 19px;
}
/* 怪异盒子 */
.bxb {
	box-sizing: border-box;
}
/* 字体大小 */
.fz12 {
	font-size: 12px;
}
.fz14 {
	font-size: 14px;
}
.fz16 {
	font-size: 16px;
}
.fz18 {
	font-size: 18px;
}
.fz20 {
	font-size: 20px;
}
.fz36 {
	font-size: 36px;
}
.fw {
	font-weight: bold;
}
/* 字体多行超出隐藏 */
.fo {
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 4;
}
/* 字体色 */
.f-white {
	color: #fff;
}
.f-r {
	color: red;
}
.f-g {
	color: #5cd0b2;
}
/* 文本居中 */
.tac {
	text-align: center;
}
/* 大标题 */
.bigtitle {
	font-size: 20px;
	color: #000;
	line-height: 25px;
}
.bigtitle p {
	font-size: 12px;
	color: #949496;
}
.bigtitle a {
	font-size: 12px;
	color: #4887f0;
}
/* 小标题 */
.subtitle {
	padding-left: 10px;
	font-size: 20px;
	color: #000;
	line-height: 31px;
}
.subtitle p {
	font-size: 14px;
}
.subtitle a {
	font-size: 12px;
	color: #4887f0;
}
